Drug & supplement interaction

Korean Pine + Nimodipine

Nimodipine brand names: Nimotop, Nymalize.

Moderate Interaction
The bottom line Moderate

Korean Pine has a moderate interaction with Nimodipine. Animal research shows that Korean pine nut oil reduces blood pressure in spontaneously hypertensive rats.

Read the full interaction report
SeverityModerate
LikelihoodPossible
EvidenceD
What do Severity, Likelihood & Evidence mean?
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Interaction report

Korean Pine and Nimodipine

Here is the interaction we found between these two, with the evidence behind it.

Moderate

ANTIHYPERTENSIVE DRUGS

Why this applies to Nimodipine

Nimodipine falls under ANTIHYPERTENSIVE DRUGS — the group Korean Pine interacts with.

Animal research shows that Korean pine nut oil reduces blood pressure in spontaneously hypertensive rats. Theoretically, Korean pine may increase the risk of hypotension when used in combination with drugs that lower blood pressure.
Severity Moderate Likelihood Possible Evidence D

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the simple version for nimodipine. This medicine works by relaxing blood vessels, so one of its main effects is lowering your blood pressure. The concern with Korean Pine is that animal studies hint pine nut oil may also gently nudge blood pressure down. If both push in the same direction, you could in theory end up a little lower than expected, which might leave you feeling lightheaded, dizzy, or faint, especially when standing up quickly.

I want to be honest though: this is a theoretical worry based on rat research, not proven human cases. Eating pine nuts as food is very unlikely to matter. Concentrated extracts or oil supplements are a different story, so check with your pharmacist or doctor before adding them.

References
  1. Sugano M, Ikeda I, Wakamatsu K, Oka T. Influence of Korean pine (Pinus koraiensis)-seed oil containing cis-5,cis-9,cis-12-octadecatrienoic acid on polyunsaturated fatty acid metabolism, eicosanoid production and blood pressure of rats. Br J Nutr 1994;72(5

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Korean Pine Also Interacts With Other Medications

Korean Pine has 171 moderate known drug interactions in our database — the Nimodipine one above is one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Korean Pine

Covers the 2,830 medications we’ve checked against Korean Pine. Pick one to open its full report.

Everything else you take

See Every Supplement That Interacts With Nimodipine

This page covers Korean Pine only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Nimodipine page lists 227 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), American Mistletoe (major), Grapefruit (major) and St. John's Wort (major).

By severity: 6 major · 180 moderate · 41 minor.

From our pharmacist’s overview on the Nimodipine page

“Nimodipine (Nimotop, Nymalize) is given after bleeding around the brain to stop blood vessels from clamping down, and the supplement interactions on file earn real caution, not a shrug. Of the 227 ingredients listed, most either interfere with CYP3A4, the liver enzyme that clears nimodipine, or lower blood pressure on their own and sta…”

Reviewed by 2 · Jul 18, 2026

Open the Nimodipine interaction page

One more smart check

Taking Korean Pine as Part of a Dietary Supplement Product? Check It for Interactions

We hold 2 real supplement products containing Korean Pine, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Korean Pine. Your product may carry other ingredients that interact with Nimodipine too, on top of Korean Pine — and those would not show on this page. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Korean Pine and Nimodipine Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Korean Pine
Top half

#668 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Nimodipine
Steady interest

#2,064 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Supplement

About Korean Pine

What is Korean Pine?

  • Appetite control and weight management
  • Heart and cholesterol health
  • General nutrition and energy
  • Skin and antioxidant support
  • Cough and respiratory comfort (traditional)

Korean Pine is best known as the source of edible pine nuts and pine nut oil, which are nutritious foods rich in healthy fats. While some early research looks at pine nut oil for appetite and cholesterol, strong human evidence for any specific health benefit is limited. Treat it mainly as a food, and check with your pharmacist or doctor before using concentrated extracts.

Read the full Korean Pine monograph & all interactions
Medication

About Nimodipine

What Is Nimodipine Used For?

Brand names: Nimotop, Nymalize

Nimodipine — available as capsules and oral solution — is used to improve neurological outcomes after a subarachnoid hemorrhage (SAH), a type of bleeding that occurs around the brain when an intracranial berry aneurysm ruptures. It works to reduce the incidence and severity of ischemic deficits (areas of the brain damaged by reduced blood flow) that can follow this kind of bleed.

This use applies across nimodipine capsules, nimodipine oral solution, and Nymalize oral solution. It is indicated for adult patients regardless of how severe their neurological condition is at the time treatment begins.

See full Nimodipine drug information
Keep checking

Other Drugs & Korean Pine

Browse every other medication we’ve checked against Korean Pine — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
171Moderate
0Minor
2,658No known interaction
Moderate

171 interactions

Showing 60 of 171 moderate interactions — see all 171 on the Korean Pine page.

No interaction 2,658 drugs checked — show the list
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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Pharmacist Counseling Corner

Taking Korean Pine and Nimodipine Together: Common Questions

Can you take Korean Pine with Nimodipine?
There is a moderate interaction, so it may be acceptable with monitoring or timing changes — but check with your pharmacist first. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Korean Pine and Nimodipine interaction?
We rate it Moderate. This combination may require monitoring, a dose adjustment, or separating the times you take each one. Consult your pharmacist before using them together.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Still Have a Question About Nimodipine and Korean Pine?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.